<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
        *{
            padding: 0;
            margin: 0;
        }
        main{
            margin: 20px auto;
            width: 300px;
            height: 500px;
            border: 3px solid #dddddd;
            vertical-align: middle;
        }
        main dl dt{
            height: 31px;
            background: greenyellow;
            border: 1px solid #ffffff;
            line-height: 30px;
            padding-left: 10px;
        }
        main dl dd{
            padding-left: 10px;
            background: cornflowerblue;
            border: 1px solid #ffffff;
            height: 30px;
        }
    </style>
</head>
<body>
<main id="main">
</main>
<script src="js/createList.js"></script>
</body>
</html>